Balance board



FIG. 1 is a perspective view of a balance board showing our new design;

FIG. 2 is a front view thereof;

FIG. 3 is a rear view thereof;

FIG. 4 is a left side view thereof, the right side being a mirror image;

FIG. 5 is a top view thereof;

FIG. 6 is a bottom view thereof;

FIG. 7 is a perspective view showing the balance board in a use state; and,

FIG. 8 is another perspective view showing the balance board in the use state. 

CLAIM The ornamental design for a balance board, as shown and described. 